IP Phone 1.Clear voice 2.Support Headset interface 3.Supporting the POE and AC adapter power ... Application*Enterprise addresses book.private phone book application.l Support Headset interfaceSuitable for call center applications. l Supporting the POE ... Assignment:static IP,DHCP,PPPoEDNS Client, VPN(L2TP), VLANSpeechHandle, Headset and Hands-free model availableSupport call centre by headsetsSeparated 9 ...